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20mm Dia. x -50mm FL, Commercial Grade, Plano-Concave Lens

Stock #27-774 Clearance
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S$25.76
Qty 1-5
S$25.76
Qty 6
S$20.64
Diameter (mm):
20.00 +0.00/-0.10
Diameter Tolerance (mm):
+0.00/-0.10
Effective Focal Length EFL (mm):
-50.00
Back Focal Length BFL (mm):
-51.98
Coating:
Uncoated
Substrate:
N-BK7
Center Thickness CT (mm):
3.00
Center Thickness Tolerance (mm):
±0.10
Focal Length Tolerance (%):
±1
Focal Length Specification Wavelength (nm):
587.6
Centering (arcmin):
6.00
Clear Aperture CA (mm):
19
Edge Thickness ET (mm):
4.83
Radius R1 (mm):
25.84
f/#:
2.5
Numerical Aperture NA:
0.2
Type:
Plano-Concave Lens
Wavelength Range (μm):
0.35 - 2.2

Regulatory Compliance

RoHS:

Product Family Description

Plano-concave lenses (PCV) have one flat side and one inward curved face and a negative focal length. They are used for image reduction or to spread light.

Commercial Grade Uncoated Plano-Concave (PCV) Lenses offer commercial quality, at an affordable price. Commercial grade optics have standard designs and are available on an ongoing basis. They are recommended for volume buyers or OEMs.

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